public SectorF(Vector2 origin, float radius, AngleF offset, AngleF length)
{
Origin = origin;
Radius = radius;
Offset = offset;
OffsetEnd = length + offset;
}
public SectorF(Vector2 origin, float radius, AngleF length)
{
Origin = origin;
Radius = radius;
Offset = AngleF.Right;
OffsetEnd = length;
}
public Line LineFromDiameter(AngleF offset)
{
Vector2 a = PointFromAngle(offset);
Vector2 b = PointFromAngle(-offset);
return(new Line(a, b));
}
public Line(Vector2 a, float length, AngleF direction)
{
Points = new Vector2[2];
Vector2 b = new Vector2(a.X + (length * MathF.Cos(direction.Radians)),
a.Y + (length * MathF.Sin(direction.Radians)));
A = a;
B = b;
}
public ImageTransform(Vector2 position, AngleF rotation, Vector2?scale = null)
{
Position = position;
Rotation = rotation;
Scale = scale ?? Vector2.One;
}
public SectorF GetSector(AngleF offset, AngleF theta) => new SectorF(Origin, Radius, offset, theta);
public SectorF GetSector(AngleF length) => new SectorF(Origin, Radius, length);
public float GetArcLength(AngleF theta) => Radius * theta.Radians;
public Line LineFromAngle(AngleF angle) => new Line(Origin, PointFromAngle(angle));
public Vector2 PointFromAngle(AngleF angle)
=> new Vector2(Origin.X + Radius * MathF.Cos(angle.Radians),
Origin.Y + Radius * MathF.Sin(angle.Radians));
public Keyframe(long tick, float opacity, Vector2 position, AngleF rotation, Vector2 scale)
{
Tick = tick;
Opacity = opacity;
_transform = new ImageTransform(position, rotation, scale);
}
